lszh/lshf sheath flame retardant 11kv 15kv 20kv 35kv 3 cores
lszh/lshf sheath flame retardant 11kv 15kv 20kv 35kv 3 cores
过后会燃烧,释放co,但不释放卤素; ·lshf-fr低烟无卤阻燃型
cu/xlpe/pvc yy/sy lshf/lszh 无屏蔽钢丝编织自动柔性控制电缆
首页 供应商机有以下几种类型的产品可供选择: 1,lszh低烟无卤型,有
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